Dionex IonPac AS21 站她陰離子交換柱 063009

更新時(shí)間：2019-11-20

簡要描述：

Dionex IonPac AS21 陰離子交換柱 063009
柱的容量和選擇性使快速分析高氯酸鹽在低μg/L濃度。

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Dionex IonPac AS21 陰離子見姐交換柱 063009

當你需要快速分離飲用水中高氯酸鹽與質譜檢測銀和之前，Thermo Scientific? Dionex 花城IonPac AS21氫氧化物選擇性陰離子交換柱柱的選擇。本專欄是具體列出得黃在美國(guó)環保局的方法331。柱的容量和選擇性使快速分析高氯酸鹽在低μg拿錢/L濃度。此外，該2x250毫米列格式設計和LC-MS和LC-M都習S/MS兼容性方便使用如jia胺揮發(fā)性流動相優化

Dionex IonPac AS21 陰離子交換柱 063009

訂貨信息：

Dionex IonPac A會見S21 陰離子交換柱

分析柱
IonPac AS21 Analytical Column 廠樹(2 x 250 mm)	63009
保護柱
IonPac AG21 Guard 謝民Column (2 x 50 志廠mm)	63071

For Fast Analysis of Trace Perc著化hlorate in Drinking Wa嗎視ter Prior to Detec刀多tion with MS/MS

The AS21 hydroxide-select答看ive anion-exchange colu樂少mn is specifically designed for dete草國rmination of trace perchlorate地你 in drinking water p費算rior to MS/MS detection. The capacity 會風and selectivity enabl很人e fast analysis of perchlorate at 地可low μg/L concen科資trations. The AS21 is the spe雨快cified column in US有樂 EPA Method 331.0好土.

Fast separation of perchlorate 拍理prior to MS/MS detection有生
Optimized for methyla嗎小mine or hydroxide mobile phases
Specified column for US EPA Method 33白科1.0
Optimum capacity: 45 μe劇有q per column (2 × 250 mm)
Operates at ambient or elevate資坐d temperatures
Compatible with organic solvents

The AS21 2 × 250 為東mm column format w去工as specifically developed for MS/MS 業長compatibility t鐘中o allow use of volatile黃術 mobile phases such as日來 methylamine.

IonPac AS21 Anion-空呢Exchange Column Specifications
Dimensions:	IonPac AS21 Analytical Col南一umn: 2 × 250 mm IonPac AG21 Guard Column: 2 × 50 mm
Maximum Operating Pressure線議:	3000 psi
Mobile Phase Compatibility:	pH 0–14; 0–100% HPLC solvents
Substrate Characteristi家對cs:	Bead Diameter and Pore Size: 7 μm (2 × 250 mm); super做窗 macroporous resin (2000 ?) 11 μm (2 × 50 mm); microp西請orous resin (<1 ?) Crosslinking (%DVB): 55%
Ion Exchange Group:物姐	Functional Group: Alkano鄉老l quaternary ammonium 商做ion
Functional Group Characteristics:	Ultralow Hydrophob畫低icity
Capacity:	45 μeq (2 ×笑喝; 250-mm analytical col木音umn) 1.5 μeq* (2 × 50-mm guard道睡 column) *Guards are packed with a lo花南w-capacity microporous resin.
Column Construction:	PEEK with 10–32 threaded ferrule style房討 end fittings. All components are nonmeta店坐llic.

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Dionex IonPac AS21 站她陰離子交換柱 063009

Dionex IonPac AS21 陰離子見姐交換柱 063009

For Fast Analysis of Trace Perc著化hlorate in Drinking Wa嗎視ter Prior to Detec刀多tion with MS/MS

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